Abrading – Abrading process – Glass or stone abrading
Reexamination Certificate
2007-08-21
2007-08-21
Shakeri, Hadi (Department: 3723)
Abrading
Abrading process
Glass or stone abrading
C451S060000, C451S287000, C451S446000
Reexamination Certificate
active
09934474
ABSTRACT:
A first supply unit sprays and supplies abrasive slurry containing abrasive grains into a mixing unit. A second supply unit sprays and supplies additive into the mixing unit. A third supply unit sprays and supplies pure water into the mixing unit. The mixing unit mixes the mist of abrasive slurry, the mist of additive and the mist of pure water to prepare polishing solution, and supplies the polishing solution onto the major surface of a polishing stage.
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Hayashide Yoshio
Iwasaki Masanobu
Renesas Technology Corp.
Shakeri Hadi
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